Home / 21,142,891.46-29,177,992.22-11,850,633.24

Finding the Fourth Proportional to 21,142,891.46, 29,177,992.22 and 11,850,633.24

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Solution

The fourth proportional to 21,142,891.46, 29,177,992.22 and 11,850,633.24 is: 16,354,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,142,891.46 : 29,177,992.22 = 11,850,633.24 : x
  2. Step 2: Convert to fraction form
    21,142,891.46/29,177,992.22 = 11,850,633.24/x
  3. Step 3: Cross multiply
    21,142,891.46x = 29,177,992.22 × 11,850,633.24
  4. Step 4: Simplify right side
    21,142,891.46x = 345,777,684,419,540.25
  5. Step 5: Solve for x
    x = 345,777,684,419,540.25/21,142,891.46
  6. Step 6: Final answer
    x = 16,354,323.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.